<!doctype html>
<html>
<head>
<title></title>
<meta charset="utf-8">
</head>

<body>
<script language="javascript" type="text/javascript">


cookie("user", "css8", {expires: 7})
alert(cookie("user"));


function cookie(name, value, options)
{
    if (typeof value != 'undefined')
    {
        options = options ||{};
        if (value === null)
        {
            value = '';
            options.expires = - 1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString))
        {
            var date;
            if (typeof options.expires == 'number')
            {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            }
            else
            {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString();
        }
        var path = options.path ? '; path=' + options.path : '';
        var domain = options.domain ? '; domain=' + options.domain : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name,'=',encodeURIComponent(value),expires,path,domain,secure].join('');
    }
    else
    {
        var cookieValue = null;
        if (document.cookie && document.cookie != '')
        {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i ++ )
            {
                var cookie = (cookies[i] || "").replace( /^\s+|\s+$/g, "" );
                if (cookie.substring(0, name.length + 1) == (name + '='))
                {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};


</script>
</body>
</html>  
